Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
713-263 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-263 0 Houston TX 9533 SOUTHWESTERN BELL 560      
713-263 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-263 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-263 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-263 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-263 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-263 8 Houston TX 9533 SOUTHWESTERN BELL 560      
713-263 9 Houston TX 9533 SOUTHWESTERN BELL 560      
713-290 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-316 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-391 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-476 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-476 0 Houston TX 9533 SOUTHWESTERN BELL 560      
713-476 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-476 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-476 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-476 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-476 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-476 9 Houston TX 9533 SOUTHWESTERN BELL 560      
713-556 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-556 0 Houston TX 9533 SOUTHWESTERN BELL 560   2006-03-09   
713-556 1 Houston TX 9533 SOUTHWESTERN BELL 560   2006-03-09   
713-556 2 Houston TX 9533 SOUTHWESTERN BELL 560   2006-03-09   
713-556 3 Houston TX 9533 SOUTHWESTERN BELL 560   2006-03-09   
713-556 4 Houston TX 9533 SOUTHWESTERN BELL 560   2006-03-09   
713-556 5 Houston TX 9533 SOUTHWESTERN BELL 560   2006-03-09   
713-556 6 Houston TX 9533 SOUTHWESTERN BELL 560   2006-03-09   
713-556 7 Houston TX 9533 SOUTHWESTERN BELL 560   2006-03-09   
713-556 8 Houston TX 9533 SOUTHWESTERN BELL 560   2006-03-09   
713-556 9 Houston TX 9533 SOUTHWESTERN BELL 560   2006-03-09   
713-586 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-586 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-586 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-586 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-586 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-586 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-586 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-586 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-586 8 Houston TX 9533 SOUTHWESTERN BELL 560      
713-602 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-613 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-613 0 Houston TX 9533 SOUTHWESTERN BELL 560      
713-613 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-613 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-613 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-613 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-613 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-613 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-613 7 Houston TX 9533 SOUTHWESTERN BELL 560      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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